522246 has 8 divisors (see below), whose sum is σ = 1044504. Its totient is φ = 174080.

The previous prime is 522239. The next prime is 522251. The reversal of 522246 is 642225.

It is a sphenic number, since it is the product of 3 distinct primes.

522246 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43515 + ... + 43526.

It is an arithmetic number, because the mean of its divisors is an integer number (130563).

2⁵²²²⁴⁶ is an apocalyptic number.

522246 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522246 is a wasteful number, since it uses less digits than its factorization.

522246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87046.

The product of its digits is 960, while the sum is 21.

The square root of 522246 is about 722.6658979086. The cubic root of 522246 is about 80.5301251652.

Subtracting from 522246 its sum of digits (21), we obtain a palindrome (522225).

The spelling of 522246 in words is "five hundred twenty-two thousand, two hundred forty-six".